Carl Sagan Billions & Billions Science Essays Trade Bestseller ❗️2/$20❗️

Billions & Billions: Thoughts on Life and Death at the Brink of the Millennium is Carl Sagan’s final collection of essays — blending science, philosophy, and personal reflection. In this New York Times bestseller, Sagan explores environmental responsibility, humanity’s future, and his own final thoughts before his passing. Author: Carl Sagan Title: Billions & Billions: Thoughts on Life and Death at the Brink of the Millennium Format: Trade Paperback Edition Genre: Science / Essays / Philosophy Condition: Pre-owned; cover shows light wear, pages crisp and binding strong A timeless and thought-provoking book — essential for science lovers, Sagan fans, and readers of philosophical nonfiction. #CarlSagan #BillionsAndBillions #TradePaperback #ScienceEssays #Philosophy #Nonfiction #SpaceAndScience #PopularScience #NewYorkTimesBestseller #ThoughtfulReads